/* Figma mapping: Light 14:435, Dark 14:619, UI States 14:379. */
:root{
 color-scheme:light;
 --bg:#fff;--text:#151515;--muted:#848484;--placeholder:#b0b0b1;--surface:#f2f2f2;--surface-border:#e2e2e2;
 --pill-track:#e8e8e8;--pill-active:#151515;--pill-active-text:#fff;--pill-rest:#848484;
 --icon-bg:#e8e8e8;--icon-color:#77757e;--rule:#e0e0e0;--tag-bg:#f1f1f1;--tag-border:#e0e0e0;--tag-text:#5b5858;
 --switch-bg:#151515;--switch-text:#fff;--switch-thumb:#e8e8e8;--footer:#77757e;
 --dot-pattern:url("/media/dot-pattern-light.svg");
 --mono:'Google Sans Flex',Arial,sans-serif;
 --display:'Google Sans Flex',Arial,sans-serif;
 --font-axes:'GRAD' 0, 'ROND' 0, 'wdth' 100;
}
html[data-theme="dark"]{
 color-scheme:dark;--bg:#121212;--text:#e9e9e9;--muted:#7f7f7f;--placeholder:#555456;--surface:#171717;--surface-border:#1e1e1e;
 --pill-track:#1d1d1d;--pill-active:#121212;--pill-active-text:#fff;--pill-rest:#7f7f7f;
 --icon-bg:#272727;--icon-color:#e8e8e8;--rule:#1e1e1e;--tag-bg:#1d1d1d;--tag-border:#1d1d1d;--tag-text:#e8e8e8;
 --switch-bg:#1d1d1d;--switch-text:#e8e8e8;--switch-thumb:#272727;--footer:#474747;
 --dot-pattern:url("/media/dot-pattern-dark.svg");
}
*{box-sizing:border-box}html{min-height:100%;background:var(--bg)}body{font-family:var(--display);font-variation-settings:var(--font-axes);margin:0;min-height:100vh;color:var(--text);background-color:var(--bg);background-image:var(--dot-pattern);background-repeat:repeat;transition:background-color .2s,color .2s}button,input,textarea{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,.terms-chips:focus-visible{outline:2px solid var(--text);outline-offset:3px}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.site-header{width:100%;height:105px;padding:56px 3.15% 0;display:flex;align-items:flex-start;justify-content:space-between}
.wordmark{display:block;flex:none;width:185px;height:29px;background:var(--text);mask:url("/media/Logo.svg") center / contain no-repeat;-webkit-mask:url("/media/Logo.svg") center / contain no-repeat}
.theme-button{display:grid;place-items:center;border:0;background:var(--text);color:var(--bg);border-radius:50%;width:44px;height:44px;flex:none;margin-top:0}.theme-button svg{height:22px;width:22px}html[data-theme="dark"] .theme-button{background:#e9e9e9;color:#121212}
.app-main{margin:0 auto;max-width:1238px;width:calc(100% - 40px)}.hero{text-align:center;padding-top:98px}.hero h1{font:500 clamp(48px,6.2vw,100px)/1.08 var(--display);letter-spacing:-.046em;margin:0;color:var(--text)}.hero p{font:400 clamp(12px,1.3vw,23px)/1.5 var(--mono);letter-spacing:0;margin:23px 0 0;color:var(--text)}
.converter{margin-top:62px}.toolbar{display:flex;justify-content:space-between;align-items:center;min-height:44px;position:relative}.language-switch{display:flex;align-items:center;gap:6px;margin:0 auto;background:var(--pill-track);border-radius:36px;padding:4px 5px;height:44px;width:326px}.language-tab{height:36px;flex:1;border:0;background:none;border-radius:36px;color:var(--pill-rest);font:400 14px/1.2 var(--mono);letter-spacing:0px;transition:background-color .16s,color .16s}.language-tab.is-active{background:var(--pill-active);color:var(--pill-active-text)}.reverse-button{height:36px;width:61px;flex:0 0 61px;border:0;border-radius:36px;background:var(--surface);color:var(--muted);font:400 24px/1 Arial,sans-serif}.reverse-button span{display:flex;align-items:center;justify-content:center;height:100%;margin-top:0}.reverse-button svg{width:21px;height:20px;display:block}.smart-switch{height:44px;width:136px;padding:4px 5px 4px 15px;display:flex;align-items:center;justify-content:space-between;gap:6px;background:var(--switch-bg);border:0;border-radius:36px;color:var(--switch-text);font:400 14px/1 var(--mono);letter-spacing:0px;position:absolute;right:0;top:0}.smart-switch:not(.is-on){background:var(--pill-track);color:var(--text)}.smart-thumb{height:36px;width:36px;border-radius:50%;background:var(--switch-thumb);display:block;flex:none}.smart-switch:not(.is-on) .smart-thumb{background:var(--surface)}
.panes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:58px;margin-top:46px}.pane{height:auto;min-height:439px;min-width:0;position:relative;border-radius:30px;background:var(--surface);border:1px solid var(--surface-border)}.pane textarea{display:block;resize:vertical;width:100%;height:437px;min-height:437px;background:none;border:0;border-radius:30px;padding:25px 74px 28px 29px;outline-offset:-3px;white-space:pre-wrap;font:300 15.5px/1.65 var(--mono);color:var(--text);letter-spacing:0px}.pane textarea::placeholder{color:var(--placeholder);opacity:1}.pane textarea[readonly]{cursor:text}.field-icon-button{display:grid;place-items:center;position:absolute;top:17px;right:17px;width:44px;height:44px;background:var(--icon-bg);color:var(--icon-color);border:0;border-radius:50%;transition:opacity .15s,background-color .15s}.field-icon-button svg{width:44px;height:44px;max-width:none;max-height:none}.field-icon-button{background:transparent;padding:0}.field-icon-button:disabled{opacity:.5;cursor:default}.field-icon-button:hover:not(:disabled){filter:brightness(.94)}.copy-feedback{position:absolute;bottom:12px;left:28px;max-width:calc(100% - 55px);color:var(--muted);font:12px/1.5 var(--mono)}.copy-feedback:empty{display:none}
.terms-bar{display:grid;grid-template-columns:minmax(240px,1fr) minmax(200px,472px) minmax(96px,1fr);align-items:center;gap:24px;margin-top:47px;height:100px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.terms-heading h2{font:400 14px/1.4 var(--mono);color:var(--muted);margin:0 0 7px}.terms-heading p{font:300 10px/1.3 var(--mono);color:var(--muted);margin:0}.terms-chips{display:flex;flex-wrap:nowrap;overflow-x:auto;gap:10px;min-width:0;padding:3px 0;scrollbar-width:thin}.term-chip{border:1px solid var(--tag-border);height:42px;min-width:max-content;border-radius:24px;background:var(--tag-bg);color:var(--tag-text);padding:0 16px 0 18px;font:300 13px/1 var(--mono);display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.term-chip.sample{cursor:default;opacity:.78}.term-chip .remove{font-size:18px;line-height:1;color:var(--muted)}.terms-chips .empty-note{font:300 12px/1.6 var(--mono);color:var(--muted);white-space:nowrap;align-self:center}.add-term{justify-self:end;border:0;border-radius:24px;background:var(--text);color:var(--bg);height:42px;padding:0 18px;font:500 13px/1 var(--mono);white-space:nowrap}.terms-note{max-width:860px;text-align:center;font:300 11px/1.6 var(--mono);color:var(--muted);margin:14px auto 0}
.site-footer{display:flex;align-items:center;flex-direction:column;gap:22px;padding:72px 0 54px}.footer-symbol{font:400 29px/1 Arial,sans-serif;color:var(--footer);letter-spacing:-5px}.site-footer p{font:400 11px/1.4 var(--mono);color:var(--footer);text-align:center;margin:0}
.site-footer p{text-transform:uppercase}
.site-footer a{color:inherit;text-decoration:none;text-underline-offset:3px}
.site-footer a:hover,.site-footer a:focus-visible{text-decoration:underline}
/* The Figma design uses Google Sans Flex with neutral variable axes. */
.hero h1,.hero p,.language-tab,.smart-switch,.pane textarea,.terms-heading,.term-chip,.add-term,.site-footer p,.term-dialog,.term-dialog input,.dialog-buttons button{font-variation-settings:var(--font-axes)}
.footer-symbol{font-size:0;letter-spacing:0;width:45px;height:26px;background-color:var(--footer);mask:url("/media/Symbol.svg") center / contain no-repeat;-webkit-mask:url("/media/Symbol.svg") center / contain no-repeat}
.term-dialog{width:min(420px,calc(100vw - 32px));border:1px solid var(--surface-border);border-radius:22px;padding:28px;background:var(--bg);color:var(--text);box-shadow:0 30px 90px #0003}.term-dialog::backdrop{background:#0007}.term-dialog h2{margin:0 0 10px;font:500 26px/1.25 var(--display)}.term-dialog p{font:13px/1.65 var(--mono);color:var(--muted)}.term-dialog label{display:block;margin:24px 0 8px;font:12px/1.4 var(--mono)}.term-dialog input{width:100%;border:1px solid var(--surface-border);background:var(--surface);color:var(--text);border-radius:12px;padding:14px;font:14px/1.4 var(--mono)}.term-error{min-height:15px;color:#b53d3d!important}.dialog-buttons{display:flex;justify-content:flex-end;gap:10px}.dialog-buttons button{border:0;border-radius:24px;padding:12px 18px;font:13px/1 var(--mono)}.button-primary{background:var(--text);color:var(--bg)}.button-secondary{background:var(--surface);color:var(--text)}
/* GS-06d: readable selection in both main text fields only. */
#source::selection, #result::selection {background:#000000;color:#ffffff;}
#source::-moz-selection, #result::-moz-selection {background:#000000;color:#ffffff;}
@media (max-width:1000px){.app-main{max-width:850px}.hero{padding-top:90px}.converter{margin-top:50px}.panes{gap:20px}.terms-bar{grid-template-columns:220px minmax(160px,1fr) auto;gap:16px}}
@media(max-width:680px){.site-header{padding:25px 18px 0;height:74px}.wordmark{width:183px;height:25px}.theme-button{width:40px;height:40px}.app-main{width:calc(100% - 32px)}.hero{padding-top:55px}.hero h1{font-size:clamp(48px,11vw,70px);letter-spacing:-.05em}.hero p{font-size:11px;letter-spacing:.04em;margin-top:18px}.converter{margin-top:42px}.toolbar{min-height:44px;gap:10px}.language-switch{margin:0;width:min(262px,calc(100% - 108px));gap:2px}.language-tab{font-size:11px}.reverse-button{width:37px;flex-basis:37px;font-size:19px}.smart-switch{width:100px;font-size:10px;padding-left:10px}.smart-thumb{width:30px;height:30px}.panes{grid-template-columns:1fr;gap:14px;margin-top:23px}.pane{height:auto;min-height:252px;border-radius:24px}.pane textarea{height:250px;min-height:250px;border-radius:24px;padding:20px 67px 20px 20px;font-size:14px}.field-icon-button{top:12px;right:12px;width:40px;height:40px}.terms-bar{margin-top:32px;padding:16px 0;height:auto;grid-template-columns:1fr auto;gap:16px}.terms-heading{grid-column:1/2}.terms-chips{grid-column:1/-1;grid-row:2}.add-term{grid-row:1;grid-column:2}.terms-note{text-align:left;margin-top:10px}.site-footer{padding:58px 0 34px;gap:18px}.site-footer p{font-size:9px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}